Patent assignee · US · COMPANY

CHEMTURA CORPORATION

149Patents
142Active
149Granted
59Portfolio score

Filing activity: Sep 29, 2004 → Jul 10, 2015 · 108 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7563929B2 Alkylation of N′-phenyl-N-alkylphenylenediamines in ionic liquid and N′-phenyl-N-alkyl(alkylphenylene) diamines produced thereby Chemistry; Metallurgy 51 Active
US8056593B2 Non-pneumatic tire Performing Operations; Transporting 33 Active
US8061398B2 Non-pneumatic tire having angled tread groove wall Performing Operations; Transporting 29 Active
US7880047B2 Polyalphaolefins and processes for forming polyalphaolefins Chemistry; Metallurgy 29 Active
USD602852S1 Tire General 26 Expired
US7569630B2 β-Crystalline polypropylenes Chemistry; Metallurgy 24 Active
USD602422S1 Tire General 16 Expired
US8008383B2 Liquid amylaryl phosphite compositions Chemistry; Metallurgy 13 Active
US7622431B2 Lubricating oil compositions Chemistry; Metallurgy 12 Active
US9562207B2 Lubricants comprising 2-hydroxyalkylamide friction modifying compositions Chemistry; Metallurgy 11 Active
US7943809B2 Composition and method for inhibiting polymerization and polymer growth Emerging Cross-Sectional Technologies 11 Active
US8007664B2 Floating dispenser for dispensing a solid dissolvable chemical into ambient water Emerging Cross-Sectional Technologies 10 Active
US7449119B2 Methods for controlling Mycobacterium chelonae and removing bacterial cell membrane fragments from turbulent waters Chemistry; Metallurgy 9 Active
US8061698B2 Geometric shaped side bearing pad Mechanical Engineering; Lighting; Heating 9 Active
US8530397B2 Additive compositions Chemistry; Metallurgy 9 Active
US8987515B2 Cross products and co-oligomers of phenylenediamines and aromatic amines as antioxidants for lubricants Chemistry; Metallurgy 9 Active
US8318647B2 Production of polyol ester lubricants for refrigeration systems Chemistry; Metallurgy 8 Active
US7928045B2 Stabilizing compositions for lubricants Chemistry; Metallurgy 8 Active
US9139045B2 Multiple hardness non-pneumatic tire Performing Operations; Transporting 8 Active
US7964002B2 Antioxidant additive for biodiesel fuels Emerging Cross-Sectional Technologies 8 Active
US7390928B2 Alkylation of N′-phenyl-N-alkylphenylenediamines in ionic liquid, N′-phenyl-N-alkyl (alkylphenylene) diamines produced thereby, and lubricant compositions containing same Chemistry; Metallurgy 8 Active
US7635731B2 Cellulosic-thermoplastic composite and method of making the same Chemistry; Metallurgy 8 Active
US8389780B2 Polyalphaolefins and processes for forming polyalphaolefins Chemistry; Metallurgy 7 Active
US7553896B2 Ortho-nitrosophenols as polymerization inhibitors Chemistry; Metallurgy 7 Active
USD685900S1 Dispensing device General 7 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.